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authorDavid S. Miller <davem@davemloft.net>2010-09-10 01:27:33 -0400
committerDavid S. Miller <davem@davemloft.net>2010-09-10 01:27:33 -0400
commite548833df83c3554229eff0672900bfe958b45fd (patch)
tree85efc4a76dc356593d6d394776aeb845dc580fb6 /net/ipv4/fib_trie.c
parentcbd9da7be869f676afc204e1a664163778c770bd (diff)
parent053d8f6622701f849fda2ca2c9ae596c13599ba9 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: net/mac80211/main.c
Diffstat (limited to 'net/ipv4/fib_trie.c')
-rw-r--r--net/ipv4/fib_trie.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 79d057a939ba..4a8e370862bc 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -186,7 +186,9 @@ static inline struct tnode *node_parent_rcu(struct node *node)
186{ 186{
187 struct tnode *ret = node_parent(node); 187 struct tnode *ret = node_parent(node);
188 188
189 return rcu_dereference(ret); 189 return rcu_dereference_check(ret,
190 rcu_read_lock_held() ||
191 lockdep_rtnl_is_held());
190} 192}
191 193
192/* Same as rcu_assign_pointer 194/* Same as rcu_assign_pointer
@@ -1753,7 +1755,9 @@ static struct leaf *leaf_walk_rcu(struct tnode *p, struct node *c)
1753 1755
1754static struct leaf *trie_firstleaf(struct trie *t) 1756static struct leaf *trie_firstleaf(struct trie *t)
1755{ 1757{
1756 struct tnode *n = (struct tnode *) rcu_dereference(t->trie); 1758 struct tnode *n = (struct tnode *) rcu_dereference_check(t->trie,
1759 rcu_read_lock_held() ||
1760 lockdep_rtnl_is_held());
1757 1761
1758 if (!n) 1762 if (!n)
1759 return NULL; 1763 return NULL;